双功能电解液添加剂对锂离子电池高温高电压性能的影响

江依义, 沈旻, 宋半夏, 李南, 丁祥欢, 郭乐毅, 马国强

Effect of Dual-functional Electrolyte Additive on High Temperature and High Voltage Performance of Li-ion Battery

JIANG Yiyi, SHEN Min, SONG Banxia, LI Nan, DING Xianghuan, GUO Leyi, MA Guoqiang

图5 (a)对照组和(b)实验组电池循环100周后正极SEM照片, (c)对照组和实验组电池循环10周后正极表面XPS分谱

Fig. 5 SEM images of cathodes from pouch cells (a) without and (b) with TVS in electrolytes after 100 cycles; (c) XPS spectra of cathodes from pouch cells without and with TVS in electrolytes after 10 cycles